| α-SMA | α-smooth muscle actin |
| ARE | Antioxidant response element |
| BCA | bicinchoninic acid |
| BM-MSC | bone marrow mesenchymal stem cells |
| cMSC | Sca-1+ Lin− human cardiac mesenchymal stem cells |
| DMEM | Dulbecco’s modified Eagle medium |
| FBS | Fetal Bovine Serum |
| H2S | hydrogen sulfide |
| HO-1 | heme oxygenase 1 |
| I | photo-initiator |
| Keep1 | Kelch ECH associating protein 1 |
| NHDF | normal human dermal fibroblasts |
| NQO1 | NAD(P)H quinoneoxidoreductase 1 |
| Nrf2 | nuclear factor erythroid 2-related factor 2 |
| OSCs | Organo-sulfur compounds |
| SCs | stem cells |
| PhP damage | photo-polymerization damage/photo-polymerization induced damage |
| TST | thiosulfate: cyanide sulfurtransferase enzyme |